21490344 (number)

21490344 is an even 8-digits composite number following 21490343 and preceding 21490345. In scientific notation, it is written as 2.1490344 × 10^7. The sum of its digits is 27. It has a total of 5 prime factors and 16 positive divisors. There are 7163424 positive integers (up to 21490344) that are relatively prime to 21490344.

Interesting facts

Basic properties

Name

Name twenty-one million four hundred ninety thousand three hundred forty-four

Notation

Scientific notation 2.1490344 × 10^7
Engineering notation 2.1490344 × 10^6

Prime Factorization of 21490344

Prime Factorization 2 × 2 × 2 × 9 × 298477

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 5372586
Product of the distinct prime numbers

The prime factorization of 21490344 is 2 × 2 × 2 × 9 × 298477. Since it has a total of 5 prime factors.

Most popular turbo-numbers

7, 7, 37, 96, 233, 204, 298, 7231, 80998, 79633, 100013, 206856, 2811615, 8500953, 67431092, 44199124, 823733653, 971774671, 2924623389, 7235797313

Basic calculations (n = 21490344)

Multiplication

n×y
n×2 42980688
n×3 64471032
n×4 85961376
n×5 107451720

Division

n÷y
n÷2 10745172
n÷3 7163448
n÷3 5372586
n÷5 4298068.8

Exponentiation

ny
n2 461834885238336
n3 9.9249905549724E+21
n4 2.1329146122311E+29
n5 4.5837068739472E+36

Nth Root

y√n
2√n 4635.7678975548
3√n 278.02325426993
4√n 68.086473675429
5√n 29.271749065985

Divisors of 21490344

1, 2, 4, 8, 9, 18, 36, 72, 298477, 596954, 1193908, 2387816, 2686293, 5372586, 10745172, 21490344

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21490343
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n))
G Geometric Mean 1
Returns the nth root of the product of n divisors
H Harmonic Mean 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21490344 can be divided by 16 positive divisors. The sum of these divisors (counting 21490344) is 1, the average is 0.0625.

Base conversion 21490344

Base System Value
2 Binary 1010001111110101010101000
3 Ternary 1111102211012200
4 Quaternary 1101332222220
5 Quinary 21000142334
6 Senary 2044340200
8 Octal 121765250
10 Decimal 21490344
12 Duodecimal 7244660
16 Hexadecimal 147eaa8
20 Vigesimal 6e65h4
36 Base36 csm20

Cryptographic Hash Functions

md5 7c989577a2a5bf6db69e04ddbf4ba67c
sha1 aa2a41d287be04f9e59203491367bdacfaccfd4c
sha256 af433abb0c020659b1e0d2970055915484eda45623612ca07c3c47a5994b8bfa
sha512 2804a5d21a727c1c33a64fabf83f2e83f2aa9668548e87629bd5d9065a7c1ff0603ca46666c171c333990af1108661884a7d66cb566bd761e304ec187688fbb1
ripemd-160 7b0bcf03318fecb3dfdcc18a995b0a7cc7fd4109

21490344 as geometric shapes

Circle

Radius = n
Diameter 42980688
Circumference 135027813.66703
Area 1.4508970826362E+15

Sphere

Radius = n
Volume 4.1573703219266E+22
Surface area 5.803588330545E+15
Circumference 135027813.66703

Square

Length = n
Perimeter 85961376
Area 461834885238336
Diagonal 30391935.944863

Cube

Length = n
Surface area 2771009311430016
Volume 9.9249905549724E+21
Space diagonal 37222367.680133

Equilateral Triangle

Length = n
Perimeter 64471032
Area 1.9998037148513E+14
Altitude 18611183.840066

Triangular Pyramid

Length = n
Surface area 1.9998037148513E+14
Volume 1.1696713541056E+21
Height 10130645.314954